解读：这是人生规划的关键三连问，盘点现有资源、明确目标，进而知晓需割舍的东西，合理规划人生走向，避免盲目奔忙。

The key to successful investing is to relate the price you pay to the value you get.

If you have any doubt at all about being able to carry a load in one trip， do yourself a huge favor and make two trips.

每个产品在设计时都应考虑到它的下一次生命。