The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.
Truth may be suppressed, but never destroyed.
The value of beauty and inspiration is very much underrated, no question.
The beauty of music lies in its ability to transcend boundaries and bring people together.
When the third appeared, he thrust at it with the knife, only to feel the blade[刀片] snap as the fish rolled. 
The most important thing about a theory is that it explains the facts.