I never look back, I always look forward.

A painting must be beautiful in itself, not because it represents something beautiful.

Peace is not merely the absence of war, but the presence of justice, of law, of order—in short, of government.

The moral feeling of human nature is an obligation， and we must endow the soul with the sense of beauty.

I may have lost my heart, but not my self-control.

Singing is my way of expressing love.

There is no better teacher than history in determining the future……There are answers worth billions of dollars in a history book.

解释：今天不努力做事，明天就会财货贫乏。过去的时光已经过去了，再也不会回来了。