个人投资者应该始终如一地作为投资者而不是投机者行事。
The individual investor should act consistently as an investor and not as a speculator.
So given a Time Turner, I would tell my 21-year-old self that personal happiness lies in knowing that life is not a check-list of acquisition or achievement. Your qualifications, your CV, are not your life, though you will meet many people of my age and older who confuse the two. Life is difficult, and complicated, and beyond anyone’s total control, and the humility to know that will enable you to survive its vicissitudes.
I don't think about the past. The only thing that matters is the everlasting present.
The best designs are those that improve with age.
The brave may not live forever, but the cautious do not live at all.
未来属于那些学习更多技能并以创造性方式将它们结合起来的人。
在制造业中，精确不仅仅是关于尺寸，更是关于卓越的一致性。