Life is like riding a bicycle. To keep your balance you must keep moving.

Coincidence is God's way of remaining anonymous.

The world is a dangerous place to live, not because of the people who are evil, but because of the people who don't do anything about it.

Computers are incredibly fast, accurate and stupid. Human beings are incredibly slow, inaccurate and brilliant. Together they are powerful beyond imagination.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

It is harder to crack a prejudice than an atom.

Nothing will benefit human health and increase chances for survival of life on Earth as much as the evolution to a vegetarian diet.