The first love is only a little foolishness and a lot of curiosity.

The most advanced machinery means nothing without skilled operators.

使卵石臻於完美的，并非锤的打击，而是水的且歌且舞。

不要告诉我你做得有多好；告诉我当我使用它时它让我感觉有多好。

The true teacher defends his pupils against his own personal influence. He inspires self-trust. He guides their eyes from himself to the spirit that quickens him. He will have no disciple.