The study of logic is not just about rules of inference, but about the very nature of reasoning itself.
逻辑学研究不仅仅是关于推理规则,而是关于推理本身的本质。
The universe is full of mysteries, and that’s what keeps scientists motivated.
凡事不能只看表面现象。钓鱼人虽然躬着身子,并不是因为对鱼恭敬;捕捉老鼠的人,把虫子留给老鼠吃,并不是因为喜爱老鼠。