Change starts with a single step, but it requires persistence to reach the destination.

对心灵的研究就是对生活应对机制的研究。

The goal of the future is full unemployment, so we can play.

理论地理学是科学的女王，因为它独力处理事物在空间中的排列。

In our reasonings concerning matter of fact， there are all imaginable degrees of assurance， from the highest certainty to the lowest species of moral evidence.