A book is a mirror: if an ape looks into it an apostle is hardly likely to look out.

Man loves company - even if it is only that of a small burning candle.

You can make a good living from soothsaying but not from truthsaying.

Nothing makes one old so quickly as the ever-present thought that one is growing older.

Imagine the world so greatly magnified that particles of light look like twenty-four-pound cannon balls.

I forget most of what I read, just as I do most of what I have eaten, but I know that both contribute no less to the conservation of my mind and my body on that account.

A book is a mirror: if an ape looks into it an apostle is hardly likely to look out.