Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world.

Louis Pasteur

Liberty means responsibility. That is why most men dread it.

George Bernard Shaw

You can only protect your liberties in this world by protecting the other man's freedom.

Clarence Darrow

He who knows, does not speak. He who speaks, does not know.

Lao Tzu

First, believe in the world-that there is meaning behind everything.

Swami Vivekananda

You can cut all the flowers but you cannot keep Spring from coming.

Pablo Neruda