If one sticks too rigidly to one's principles, one would hardly see anybody.
We may be personally defeated, but our principles never!
Important principles may, and must, be inflexible.
I hope to live all my life for my art, without abandoning my principles one iota.
Those are my principles. If you don't like them, I have others.
Nature has no principles. She makes no distinction between good and evil.
Those are my principles, and if you don't like them... well, I have others.
The principles of true art is not to portray, but to evoke.