The world is full of beauty, but it is also full of pain and suffering.
A mathematician's work is mostly a solitary pursuit, but it is also deeply collaborative.
如果您在解释程序时听众点头,请叫醒他。
心理学的研究不仅仅是理解他人;它也是理解我们自己。
创造力的奥秘如同自由的奥秘。