A man so painfully in love is capable of self-torture beyond belief.
A man shows his character just in the way in which he deals with trifles, for then he is off his guard.
A man ought not to marry without having studied anatomy, and dissected at least one woman.
A man of science can’t be expected to burden himself with the practical details of existence.
A man never gets anywhere if facts and his ledgers don’t square.
A man never feels the loss of things which it never occurs to him to ask for.
A man must not flatter himself that he knows his wife, and is making her happy unless he sees her often at his knees.
A man must have vices, expensive ones if possible, otherwise when he reaches old age he will have nothing to be redeemed of.
A man may have no bad habits and have worse.
A man may be put to death by a thought.
A man lives not only his personal life, as an individual, but also, consciously or unconsciously, the life of his epoch and his contemporaries.
A man is the easiest animal to put on a leash, and the hardest to keep leashed. Even when he chooses it himself.