The ideal personality should be manifested not only in the satisfaction of material needs, but also in the satisfaction of spiritual purport. -Hegel

As our status rises, our sense of responsibility will gradually increase. The higher the rise, the heavier the responsibility. The expansion of power aggravates the responsibility. -Hugo "The Smiling Man"

Life is like sailing against the current, if you don't advance, you will retreat.

-(China) Chen Duxiu

If the vitality of youth disappears and the curiosity for progress declines, life is meaningless.

Muller