尊重孩子的發(fā)展自由，包括幫助孩子培養(yǎng)發(fā)展的能力。
精確不僅僅是我們實驗的目標；它是自然與我們對話的語言。
大西洋兩岸大陸的契合，是大陸漂移理論最引人注目且最關鍵的驗證。
【大意】等到大寒節(jié)氣到來時，冰霜寒雪從天而降，然后才能知道只有松柏能經(jīng)得住嚴寒考驗，依然繁茂。
The trouble with lying is that you have to remember everything.
If you're alive, you've got to flap your arms and legs, you've got to jump around a lot, you've got to make a lot of noise, because life is the very opposite of death.