I never see what has been done; I only see what remains to be done.

Nothing in life is to be feared, it is only to be understood. Now is the time to understand more, so that we may fear less.

First principle: never to let one's self be beaten down by persons or by events.

Be less curious about people and more curious about ideas.

Nothing in this world is to be feared... only understood.

You cannot hope to build a better world without improving the individuals.

A scientist in his laboratory is not a mere technician: he is also a child confronting natural phenomena that impress him as though they were fairy tales.

Each of us must work for his own improvement, and at the same time share a general responsibility for all humanity.

We must have perseverance and above all confidence in ourselves.

The older one gets, the more one feels that the present must be enjoyed; it is a precious gift, comparable to a state of grace

Life is not easy for any of us. But what of that? We must have perseverance and above all confidence in ourselves.

Where else, " I will say, "does an old turtle crossing the path Make all the difference in the world?

There's been a lot to get used to here." Esther laughed. "Isn't that the truth. I don't know if you ever get used to it really. It just gets in your blood so that you can't stand to be anywhere else.

Before I can face the future, I must first deal with the past.

Your most valuable currency is what comes most naturally to you. Cash in!

I think you have to be weird to swim breaststroke.

Youth is an unpleasant period; for then it is not possible or not prudent to be productive in any sense whatsoever.

Everyone can probably do at least one thing better than ten thousand other people.

And I watch my words from a long way off. They are more yours than mine. They climb on my old suffering like ivy.

I recently did a piece for the Boston Pops and John Williams, and I hope that it's as well a composed piece as I've ever done for any other medium or occasion.

The ostrich is the only animal officially endowed with political direction.