I have come to believe that holy boredom is good and sufficient reason for the invention of free will.

Law of the Minimum: "The worst potential competition for any organism can come from its own kind. The species consumes necessities. Growth is limited by that necessity which is present in the least amount. The least favourable condition controls the rate of growth."

The beginning of knowledge is the discovery of something we do not understand.

Many things we do naturally become difficult only when we try to make them intellectual subjects. It is possible to know so much about a subject that you become totally ignorant.

Jessica stopped beside him, said: 'What delicious abandon in the sleep of a child.' He spoke mechanically: 'If only adults could relax like that.' 'Yes.' 'Where do we lose it?' he murmured. 'We do, indeed, lose something,' she said.

Enemies make you stronger, allies make you weaker.

Intelligence takes chances with limited data in an arena where mistakes are not only possible but also necessary.