To overcome difficulties is to experience the full delight of existence.
Any foolish boy can stamp on a beetle, but all the professors in the world cannot make a beetle.
...nothing at all rides on the life or death of the individual.
A pessimist is an optimist in full possession of the facts.
The safest way of not being very miserable is not to expect to be very happy.
A sense of humour is the only divine quality of man