在了解物理力、它们的规律及相互关系之后,接下来是它们起源的问题。
The silence between them was heavy, filled with unspoken words and unresolved emotions.
The pace of change demands that we unlearn as much as we learn.
Think small. If you think small, you'll stay small. If you think big, you'll stay big.
Train employees well enough they could get another job, but treat them well enough so they never want to.