孔子说:“我曾整天不吃、整夜不睡,来思考。结果没好处,还不如学习。”
The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.
Don't ever let anybody tell you they're better than you.
Beware of the Turing tar-pit in which everything is possible but nothing of interest is easy.