I am convinced we do not only love ourselves in others but hate ourselves in others too.

Much can be inferred about a man from his mistress: in her one beholds his weaknesses and his dreams.

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

It is almost everywhere the case that soon after it is begotten the greater part of human wisdom is laid to rest in repositories.

There are people who think that everything one does with a serious face is sensible.

Doubt everything at least once, even the sentence "Two times two is four."

What we have to discover for ourselves leaves behind in our mind a pathway that can be used on another occasion.