La verdadera patria del hombre es su infancia.
The journey of discovery is filled with uncertainties, but it is these uncertainties that make science so exciting.
A writer must be stubborn, must have a vocation of sacrifice, and must accept that literature is a very cruel mistress.
经济政策中的规则而非自由裁量权有助于避免短期政治压力的陷阱。