Everyone is shy. Other people are waiting for you to introduce yourself to them， they are waiting for you to send them an email， they are waiting for you to ask them on a date. Go ahead.

The function of education is to teach one to think intensively and to think critically.

调试程序的最好方法是让它工作。

语言是一种人类自发的创造，语言的发展遵循一定的规律。在人生的某一时期它会达到某种程度。