如果你不愿意努力工作,就别指望成功。
我们的教学方法只有一个,就是必须维持孩子们的高度兴趣和强烈持续的注意力。
Science is not just about facts, but about understanding the underlying principles that govern those facts.
最好的战略简单但不容易。
A long habit of not thinking a thing wrong gives it a superficial appearance of being right.