The relationship between education and earnings is complex and varies across different contexts.
教育与收入之间的关系是复杂的，并且在不同背景下有所不同。
The poet is the guardian of human emotions.
虚心和实腹的义理都很深奥，但首先要通过虚心才能认识本心。
Uncertainty is not the absence of information, but the presence of too much conflicting information.