The progress of science is the discovery at each step of a new order which gives unity to what had long seemed unlike.
科学的进步在于每一步发现一种新的秩序，这种秩序将长期以来看似不同的事物统一起来。
Actions are right in proportion as they tend to promote happiness； wrong as they tend to produce the reverse of happiness.
I'm not a smart man, but I know what love is.
我不做合作，我做的是帮忙。
To read is to travel without moving; to write is to make others travel.