Free education is abundant, all over the Internet. It's the desire to learn that's scarce.
最好的故事不是来自“好与坏”的对立,而是来自“好与好”的对立。
A teacher who is attempting to teach without inspiring the pupil with a desire to learn is hammering on cold iron.
时间是那些只有智慧作为财富的人的唯一资本。