Freedom.

“Everything that happens once can never happen again. But everything that happens twice will surely happen a third time.”

“America will never be destroyed from the outside. If we falter and lose our freedoms, it will be because we destroyed ourselves.”

“There is only one way to happiness and that is to cease worrying about things which are beyond the power of our will.”

“Every man builds his world in his own image. He has the power to choose, but no power to escape the necessity of choice.”

“Never explain - your friends do not need it and your enemies will not believe you anyway.”

“Kissing power is stronger than will power.”

“Liberty must be limited in order to be possessed.”

“Nature has never read the Declaration of Independence. It continues to make us unequal.”

“Don't wait. The time will never be just right.”

“Sell not virtue to purchase wealth, nor Liberty to purchase power.”

“Policies are many, Principles are few, Policies will change, Principles never do.”

“One always has time enough, if one will apply it well.”

“If you live according to nature, you never will be poor; if according to the world's caprice, you will never be rich.”

“If you always give you will always have.”

“People will forget what you said, people will forget what you did, but people will never forget how you made them feel.”

“Don’t wait, the time will never be just right.”

“He that cannot is always willing.”

“Heaven never helps the men who will not act.”

“You will never change your life until you change something you do daily.”

“Knowledge will give you power, but character respect.”

“One day you will wake up and there won't be any more time to do things you've always wanted. Do it now.”

“He will never have true friends who is afraid of making enemies.”

“Today is a most unusual day, because we have never lived it before; we will never live it again; it is the only day we have.”

“Freedom makes a huge requirement of every human being. With freedom comes responsibility. For the person who is unwilling to grow up, the person who does not want to carry his own weight, this is a frightening prospect.”

“I must study politics and war that my sons may have liberty to study mathematics and philosophy.”

“Concentrated power has always been the enemy of liberty.”

“The only time you really live fully is from thirty to sixty. The young are slaves to dreams; the old servants of regrets. Only the middle-aged have all their five senses in the keeping of their wits.”

“As long as war is regarded as wicked, it will always have its fascination. When it is looked upon as vulgar, it will cease to be popular.”

“Without freedom of thought, there can be no such thing as wisdom - and no such thing as public liberty without freedom of speech.”

“I guess there is nothing that will get your mind off everything like golf. I have never been depressed enough to take up the game, but they say you get so sore at yourself you forget to hate your enemies.”

“The person born with a talent they are meant to use will find their greatest happiness in using it.”

“I believe God is managing affairs and that He doesn't need any advice from me. With God in charge, I believe everything will work out for the best in the end. So what is there to worry about?”

“Where there's marriage without love, there will be love without marriage.”

“Never esteem anything as of advantage to you that will make you break your word or lose your self-respect.”

“It is the preoccupation with possessions, more than anything else, that prevents us from living freely and nobly.”

“If you enjoy what you do, don't be afraid of expressing your enthusiasm. Enjoyment is infectious and you will bring others along with you.”

“If the freedom of speech is taken away then dumb and silent we may be led, like sheep to the slaughter.”

“The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants.”

“It will be disastrous when a leader or manager shows up with one attitude one day and treats people with a different attitude the next day.”

“Liberty cannot be preserved without general knowledge among the people.”