这句话借用俗语，表达了命运无常、机遇变化的道理。

Of all men's miseries the bitterest is this: to know so much and to have control over nothing.

"Our industry does not respect tradition - it only respects innovation."

变得更幸福既需要意愿也需要正确的方法。

耐心和坚持是解开数学之谜的关键。