Never give up. Today is hard, tomorrow will be worse, but the day after tomorrow will be sunshine.
Sustainable development is not a slogan, but a corporate responsibility that must be practiced.
"To understand is to perceive patterns."
The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.
迷恋歌舞女色的心太浓重了,就会生出虚怯的毛病来;追求钱财利益的心太浓重了,就会生出贪得无厌的毛病来;热衷功名成就的心太浓重了,就会生出造作的毛病来;追求声誉名望的心太浓重了,就会生出言行偏激的毛病来。