A man is rich in proportion to the number of things which he can afford to let alone. That man is the richest whose pleasures are the cheapest.

Change starts with a vision, but it’s persistence that turns it into reality.

如果是我，要是我有五十三分钟可以自由运用，那我会悠哉游哉向一道清泉走去。

Cooking and baking is both physical and mental therapy.

The joy of mathematics is in the discovery of patterns and the understanding of their implications.