The course of development consists simply in this; that in each generation the two parental traits appear, separated and unchanged.
數(shù)學(xué)是給不同事物賦予相同名稱的藝術(shù)。
Small changes in the environment can have big effects on behavior.
我們常常認(rèn)為幸福是得到我們想要的，但它更多的是關(guān)于珍惜我們已有的。
The construction industry must evolve or risk becoming obsolete.
I don't need approval to be myself.
I am not without possessions; I have freedom.