Console yourself by remembering that the world doesn't deserve your affection.
The eternal being..., as it lives in us, also lives in every animal.
There is only one inborn error. and that is the notion that we exist in order to be happy.
Any foolish boy can stamp on a beetle, but all the professors in the world cannot make a beetle.
It is only in the microscope that our life looks so big.
The greatest of follies is to sacrifice health for any other kind of happiness.