事实是，你不知道明天会发生什么。生活是一场疯狂的旅程，没有什么是有保证的。
"The truth is, you don't know what is going to happen tomorrow. Life is a crazy ride, and nothing is guaranteed."
The key to successful investing is to control what you can control: costs, taxes, and behavior.
如果你看到一个巨大的变革性机会，不要疑虑其他人为什么没有采取行动。你可能看到了他人没有看到的东西。问题越严峻，竞争就越有限，对问题解决者的回报就越大。
Society can and does execute its own mandates， and if it issues wrong mandates instead of right， or any mandates at all in things with which it ought not to meddle， it practices a social tyranny more formidable than many kinds of political oppression， since， though not usually upheld by such extreme penalties， it leaves fewer means of escape， penetrating much more deeply into the details of life， and enslaving the soul itself.
Efficiency in mining isn't just about cost-cutting; it's about maximizing value while minimizing waste.