相对论是一种原理性理论，而非构造性理论。
The greatest danger in life is not to take the adventure.
The pursuit of knowledge is a journey that never ends.
民族的灵魂活在它的语言中。
“头脑不是要填满的容器，而是要点燃的火焰。”
我并不完美。我和其他人一样会犯错。
A successful leader listens more than they speak and acts with integrity above all else.
To be a poet is to have a soul so quick to discern that no shade of quality escapes it.