The popular scientific books by our scientists aren't the outcome of hard work, but are written when they are resting on their laurels.

One cannot guess how a word functions. One has to look at its use and learn from that. But the difficulty is to remove the prejudice which stands in the way of doing this. It is not a stupid prejudice.

It is so characteristic, that just when the mechanics of reproduction are so vastly improved, there are fewer and fewer people who know how the music should be played.

If people did not sometimes do silly things, nothing intelligent would ever get done.

One can mistrust one's own senses, but not one's own belief.

The real question of life after death isn't whether or not it exists, but even if it does what problem this really solves.

It is truly strange how long it takes to get to know oneself. I am now sixty two years old, yet just one moment ago I realised that I absolutely love lightly toasted bread. Simultaneously, I also realised that I loathe bread when it is heavily toasted. For almost sixty years, and quite unconsciously, I have been experiencing inner joy or total despair at my relationship with grilled bread.