Markets alone won't solve all development challenges - we need smart interventions too.

音乐是我灵魂的展示。

释义：善于用兵的人，会顺应天地的规律，与之同行。这句话强调用兵之道在于顺应自然。

The power of abstraction is that it allows us to reason about systems at a higher level, without getting bogged down in the details.

Focus on being productive instead of busy.