Man is made to create, from the poet to the potter.

Never apologize for showing feeling. When you do so, you apologize for the truth.

The secret of success is constancy of purpose.

Cleanliness and order are not matters of instinct; they are matters of education, and like most great things, you must cultivate a taste for them.

Nurture your mind with great thoughts, for you will never go any higher than you think.

Action may not always bring happiness; but there is no happiness without action.

Courage is fire, and bullying is smoke.

One secret of success in life is for a man to be ready for his opportunity when it comes.

Time is precious, but truth is more precious than time.

Never complain and never explain.

Finality is not the language of politics.

If you can win an argument by stretching your lips with a smile, why open your mouth and lose it.

The heart is like a garden. It can grow compassion or fear, resentment or love. What seeds will you plant there?

A warm blundering man does more for the world than a frigid wise man.

Because Olivia Newton-John wasn't from Nashville, they didn't like her winning our awards. I've got no complaints.

I use discipline and focus as my greatest weapons.

I don't like Kublai Khan, let's just kill him off!

There are not too many fables about man's misuse of sunflower seeds.

One could write a history of science in reverse by assembling the solemn pronouncements of highest authority about what could not be done and could never happen.

I have my shortcomings. But the message, it has no shortcomings. The message of Liberty is what America is all about.

The interaction of the variation in our genes is what's responsible for lots of our attributes and vigor.