Human behavior is part of nature and can be studied by the methods of natural science.
人类行为是自然的一部分，可以通过自然科学的方法来研究。
如果你没有偶尔失败，说明你不够努力。
梦想不是遥不可及的，只要你愿意去追。
There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.
The photograph is the most perfect picture.
总是提前计划。诺亚建方舟时并没有下雨。