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。
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。