For the most part we humans live with the false impression of security and a feeling of being at home in a seemingly familiar and trustworthily physical and human environment. But when the expected course of everyday life is interrupted, we realize that we are like shipwrecked people trying to keep their balance on a miserable plank in the open sea, having forgotten where they came from and not knowing whether they are drifting. But once we fully accept this, life becomes easier and there is no longer any disappointment.

All means prove but blunt instruments, if they have not behind them a living spirit.

The strongest force in the universe is Compound Interest.

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

A great thought begins by seeing something differently, with a shift of the mind's eye.

We scientists, whose tragic destination has been to help in making the methods of annihilation more gruesome and more effective, must consider it our solemn and transcendent duty to do all in our power in preventing these weapons from being used for the brutal purpose for which they were invented.

James Clerk Maxwell's [work is the] most profound and the most fruitful.