The heart of the brave can never be enslaved.
FRUGALITY. Make no expense but to do good to others or yourself; i.e., waste nothing.
如果你想有所发现,去寻找那些既显而易见又不可见的事物。
The only man who behaves sensibly is my tailor; he takes my measure anew every time he sees me, while all the rest go on with their old measurements.