人生的吉福与凶祸，是上天主宰的；人事的毁誉和予夺，是别人操持的；自身的言行和道德，是由我决定的。

Stepchildren are at greater risk because evolutionary pressures have shaped parental psychology to favor genetic offspring.

The value and utility of any experiment are determined by the fitness of the material to the purpose for which it is used.

"Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful."

I write to explore the things that scare me.