The negative cautions of science are never popular. If the experimentalist would not commit himself, the social philosopher, the preacher, and the pedagogue tried the harder to give a short-cut answer.

Where we choose to put our attention changes our brain, which in time can change how we see and interact with the world.

There are unidentified flying objects. That is, there are a hard core of cases-perhaps 20 to 30 percent in different studies-for which there is no explanation. We can only imagine what purpose lies behind the activities of these quiet, harmlessly cruising objects that time and again approach the Earth. The most likely explanation, it seems to me, is that they are simply watching what we are up to

We — mankind — stand at the center of an evolutionary crisis, with a new evolutionary device — our consciousness of the crisis — as our unique contribution.

We need every human gift and cannot afford to neglect any gift because of artificial barriers of sex or race or class or national origin.

In the modern world we have invented ways of speeding up invention, and people's lives change so fast that a person is born into one kind of world, grows up in another, and by the time his children are growing up, lives in still a different world

You just have to learn not to care about the dusty mites under the beds.