El hombre es el único animal que tropieza dos veces con la misma piedra.

The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.

The development of algorithms is both an art and a science.

A first sign of the beginning of understanding is the wish to die.

Success is stumbling from failure to failure with no loss of enthusiasm.

我们必须拥抱变化，挑战自己以不同的方式思考。

最重要的是享受你的运动。如果不享受，很难取得好成绩。

煤炭行业的转型既需要决心也需要耐心。