购买工具。从购买你能找到的最便宜的工具开始。升级你经常使用的工具。如果你在某项工作中最终选择使用了某种工具，就买你能负担得起的最好的。
Buying tools: Start by buying the absolute cheapest tools you can find. Upgrade the ones you use a lot. If you wind up using some tool for a job， buy the very best you can afford.
When you meet with opposition, even if it should be from your husband or your children, endeavor to overcome it by argument and not by authority, for a victory dependent upon authority is unreal and illusory.
每一帧在讲述故事时都很重要。
机遇青睐有准备的头脑。
可持续发展不是一种选择，而是我们对后代的责任。