多为少善，不如执一。
出自北齐·颜之推《颜氏家训·省事》。很多的事情一起做，可能做好的却很少，还不如专心致志的做一件事情。
Memories are like shadows - they follow you everywhere, even when there's no light.
"The past is a foreign country; they do things differently there."
We may encounter many defeats but we must not be defeated.
所有科学的统一性仅在于其方法，而不在于其材料。