乐观是一种可以学习的技能。一旦你学会了它，你就能在各个方面改善你的生活。

You put together two people who have not been put together before; and sometimes the world is changed, sometimes not. They may crash and burn, or they may set off a spark that will light the world.

音乐是灵魂的语言，它有力量将我们所有人联系在一起。

每一次科学发现都是对自然界的一次新的对话，它让我们更接近宇宙的奥秘。