One often makes a remark and only later sees how true it is.

The face is the soul of the body.

It's impossible for me to say one word about all that music has meant to me in my life. How, then, can I hope to be understood?

We learn by rearranging what we know.

I act with complete certainty. But this certainty is my own.

No one can think a thought for me in the way that no one can don my hat for me.

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