A proposition is an assertion that something is or is not the case.
Pain can be a form of knowledge.
最伟大的发现往往来自于冒险和跳出框框思考。
在粒子和力的舞蹈中,我们找到了宇宙的节奏。
It does not take much strength to do things,but it requires great strength to decide on what to do.