You know you love someone when you cannot put into words how they make you feel.

The prophet who fails to present a bearable alternative and yet preaches doom is part of the trap that he postulates.

The assumption that men were created equal, with an equal ability to make an effort and win an earthly reward, although denied every day by experience, is maintained every day by our folklore and our daydreams.

EARTH DAY reminds the people of the world of the need for continuing care which is vital to Earth's safety.

If one cannot state a matter clearly enough so that even an intelligent twelve-year-old can understand it, one should remain within the cloistered walls of the university and laboratory until one gets a better grasp of one's subject matter.

‎ When a person is born we rejoice, and when they're married we jubilate, but when they die we try to pretend nothing has happened.

Of course we need children! Adults need children in their lives to listen to and care for, to keep their imagination fresh and their hearts young and to make the future a reality for which they are willing to work.