A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.

  知识和人类力量是同义词。

制造业的未来在于自动化和人类智慧的平衡。

真正的革命是改变人心的革命。

At the risk of seeming ridiculous, let me say that the true revolutionary is guided by a great feeling of love.

言语的力量在于它们唤起情感的能力。