I turned around, stepped over the Zebra and threw myself overboard.

You must take life the way it comes at you and make the best of it.

My life is like a memento mori painting from European art: there is always a grinning skull at my side to remind me of the folly of human ambition.

Slice a pear and you will find that its flesh is incandescent white. It glows with inner light. Those who carry a knife and a pear are never afraid of the dark.

Zoo is an artificial territory, an approximation. Civilization is our natural territory.

To choose doubt as a philosophy of life is akin to choosing immobility as a means of transportation.

Life is a peephole, a single tiny entry onto a vastness--how can I not dwell on this brief, cramped view of things? This peephole is all I've got!

We commonly say in the trade that the most dangerous animal in a zoo is Man.

I know zoos are no longer in people's good graces. Religion faces the same problem. Certain illusions about freedom plague them both.

If you stumble at mere believability, what are you living for? Isn't love hard to believe?

No one dies of nausea, but it can seriously sap the will to live.

Why does man kill? He kills for food. And not only food: Frequently there must be a beverage.

Whoever does decide to awaken should put their whole effort, attention, and life into it, in order to make it succeed.

The most important thing is to have fun.

Guys will take one pair of jeans, five T-shirts and three pair of socks and that'll get you by for 10 weeks.

A camel that always moves with the camel caravan cannot discover the beauties of the unknown oases!

The fundamental landscape of biology is undergoing a major upheaval, much as it did in the first decades of the 20th Century. This upheaval will take time to fully reveal its implications.

Terms that are related to individuals like Marxist, or Hegelian, or Bakuninist, or Kropotkinist, are completely outside my intellectual and emotional horizon. I'm a follower of no one.

I began my education at a very early age; in fact, right after I left college.

When people think, rightly or wrongly, that marriage is forever, they are stimulated to seek and find a resolution, a modus vivendi, whenever they quarrel.