The beauty of mathematics is that it allows us to abstract away the complexities of the real world and focus on the underlying principles.
In the chemical industry, safety isn't a department - it's a culture.
人们并不懒惰。他们只是有无力的目标——也就是说,那些不能激励他们的目标。
翻译:君子因心存敬畏而修身反省。