Tomorrow hopes we have learned something from yesterday.

Empty pockets never held anyone back. Only empty heads and empty hearts can do that.

An understanding of the natural world is a source of not only great curiosity, but great fulfilment.

Work is the price which is paid for reputation.

All great achievements require time.

Respect yourself if you would have others respect you.

Creativity is the process of having original ideas that have value.

I believe that one defines oneself by reinvention. To not be like your parents. To not be like your friends. To be yourself. To cut yourself out of stone.

It seems essential, in relationships and all tasks, that we concentrate only on what is most significant and important.

We thought that we had the answers, it was the questions we had wrong.

To a wise and good man the whole earth is his fatherland.

It's not a question of learning much.On the contrary.It's a question of UNLEARNING much.

Reflect upon your present blessings, of which every man has many; not on your past misfortunes, of which all men have some.

If we know exactly where we're going, exactly how to get there, and exactly what we'll see along the way, we won't learn anything.

Every intelligent individual wants to know what makes him tick, and yet is at once fascinated and frustrated by the fact that oneself is the most difficult of all things to know.

All imperfection is easier to tolerate if served up in small doses.

It takes a lot of courage to show your dreams to someone else.

Thought can be so seductive and hypnotic that it absorbs your attention totally, so you become your thoughts.

A precedent embalms a principle.

The absent are never without fault, nor the present without excuse.

Never put off for tomorrow, what you can do today.