Cheerfulness is the very flower of health.

快乐是健康之花。

相关名言

There are grounds for cautious optimism that we may now be near the end ofthe search for the ultimate laws of nature.

我们有理由谨慎乐观地认为,我们对自然终极规律的探索可能已经接近尾声。

Great leaders are pragmatists who can deal with difficult realities but still have the optimism and courage to act.

伟大的领导者是实用主义者,他们能够处理困难的现实,但仍然有乐观和勇气采取行动。