To know is to know that you know nothing. That is the meaning of true knowledge.

It does not matter how slowly you go as long as you do not stop.

Only the wisest and stupidest of men never change.

The man who moves a mountain begins by carrying away small stones.

Everything has beauty, but not everyone sees it.

To See What Is Right And Not Do It Is A Lack Of Courage.

What you do not want done to yourself do not do to others.

Choose a job that you like, and you will never have to work a day in your life.

An orchid in a deep forest sends out its fragrance even if no one is around to appreciate it.

A great man is hard on himself; a small man is hard on others.

The man who asks a question is a fool for a minute, the man who does not ask is a fool for life.

All pursuits are pointless and fruitless unless and until love and compassion are found and then are the foundation and destination of all you do

If you crack a joke right now I swear I will knee you in the junk.

because life slips away, and because I need for the rest of my journey a star that will not play false to me, a compass that will not lie.

The history of empires is the record of human misery; the history of the sciences is that of the greatness and happiness of mankind.

[Cole Porter] sang like a hinge.

It is no disgrace to rest a bit.

For many years I've been using Swarovski accessories when styling editorial photo shoots and also for red carpet appearances.

Let your love be stronger than your hate or anger. Learn the wisdom of compromise, for it is better to bend a little than to break.

They who see the Flying Dutchman never, never reach the shore.

Every citizen, scientists included, has some obligation to be involved in public affairs and politics.