An empty stomach is not a good political adviser.
The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one.
A hundred times every day I remind myself that my inner and outer life depend on the labours of other men living and dead and that I must exert myself in order to give in the same measure as I have received.
A man's value to the community depends primarily on how far his feelings, thoughts, and actions are directed towards promoting the good of his fellows.
Our task must be to free ourselves by widening our circle of compassion to embrace all living creatures and the whole of nature and its beauty.
The whole of science is nothing more than a refinement of everyday thinking.
No, this trick won't work... How on earth are you ever going to explain in terms of chemistry and physics so important a biological phenomenon as first love?