The bitter and the sweet come from the outside, the hard from within, from one's own efforts.

From the standpoint of daily life, however, there is one thing we do know: that we are here for the sake of each other.

We are all very ignorant. What happens is that not all ignore the same things.

The horizon of many people is a circle with a radius of zero. They call this their point of view.

Intelligent life on other planets? I'm not even sure there is on earth!

I am not more gifted than anybody else. I am just more curious than the average person and I will not give up a problem until I have found the proper solution.

I have always eaten animal flesh with a somewhat guilty conscience.