As we delve deeper into the quantum world, we find that topology is not just a mathematical curiosity, but a fundamental aspect of nature.

The true value of a tree isn't in its board feet, but in its roots and reach.

译文：能够结交正直的朋友，这样的人一定会有好名声；愿意亲近德高望重的长者，这样的人一定会有好事发生。赏析：什么样的朋友可以交，什么样的朋友不可交，我们应该懂得筛选。益友会给我们带来好的改变，损友只会让我们越来越坏。蓬生麻中，不扶而直。我们应该与品德高尚，心术端正的人交往。

The heart is a fragile thing, but it is also the source of our greatest strength.