And, when you want something, all the universe conspires in helping you to achieve it.

We are citizens of the world. The tragedy of our times is that we do not know this.

Self-confidence is the first requisite to great undertakings.

People who say it cannot be done should not interrupt those who are doing it.

If you think in terms of a year, plant a seed; if in terms of ten years, plant trees; if in terms of 100 years, teach the people.

Whenever a negative thought concerning your personal power comes to mind, deliberately voice a positive thought to cancel it out.

I discover myself on the verge of a usual mistake.

Always do what is right. It will gratify half of mankind and astound the other.

I hope our wisdom will grow with our power, and teach us that the less we use our power the greater it will be.

You'll never do a whole lot unless you're brave enough to try.

The great art of life is sensation, to feel that we exist, even in pain.

A man may die, nations may rise and fall, but an idea lives on.

Write it on your heart that every day is the best day in the year.

Things may come to those who wait but only the things left by those who hustle.

Do not count your chickens before they are hatched.

I do not want to die rusting, I prefer to burn out.

I think nature's imagination Is so much greater than man's, she's never going to let us relax.

The meaning of life is that it is to be lived, and it is not to be traded and conceptualized and squeezed into a patter of systems.

A bird doesn't sing because it has an answer, it sings because it has a song.

No great discovery was ever made without a bold guess.

I am always doing what I cannot do yet, in order to learn how to do it.