学习本质上是刺激-反应连接的问题。
Learning is essentially a matter of stimulus-response connections.
The best mining companies don't just follow regulations—they help shape them.
科学不仅仅是事实的集合；它是一种思考方式。
Truth never damages a cause that is just.
人类就像江河一样：木杖刚把波浪划开，波浪又立刻流到一起去了。
The past, like the future, is indefinite and exists only as a spectrum of possibilities.
教室是一个知识和权力相交的争议空间。