My optimism wears heavy boots and is loud.

Never look back unless you are planning to go that way.

There is a candle in your heart, ready to be kindled. There is a void in your soul, ready to be filled. You feel it, don’t you?

If you can't you must, and if you must you can.

A man's work is nothing but this slow trek to rediscover, through the detours of art, those two or three great and simple images in whose presence his heart first opened.

However many holy words you read, however many you speak, what good will they do you if you do not act on upon them?

The three things that are most essential to achievement are common sense, hard work and stick-to-it-iv-nes

Start by doing what is necessary, then what is possible, and suddenly you are doing the impossible.

If you're not prepared to be wrong, you'll never come up with anything original.

If you put off everything till you're sure of it, you'll never get anything done.

The starting point of all achievement is desire.

One of the things I learned when I was negotiating was that until I changed myself, I could not change others.

When you're at the end of your rope, tie a knot and hold on

People who are unable to motivate themselves must be content with mediocrity, no matter how impressive their other talents.

The question isn't who is going to let me; it's who is going to stop me.

I confess that in 1901 I said to my brother Orville that man would not fly for fifty years.

Learn from yesterday, live for today, hope for tomorrow.

Life is entrusted to man as a treasure which must not be squandered, as a talent which must be used well.

Don?t only practice your art, but force your way into its secrets, for it and knowledge can raise men to the divine.

Today I shall behave, as if this is the day I will be remembered.

When obstacles arise, you change your direction to reach your goal; you do not change your decision to get there.