As people are walking all the time, in the same spot, a path appears.

To be suspicious is not a fault. To be suspicious all the time without coming to a conclusion is the defect.

If the quickness of the mind and the fluency of the tongue are too punctilious and sharp, moderate them in your activity and rest.

On the other hand, old people who have lived most of their lives are set in their habits and therefore have far more difficulty adapting themselves to a new marriage than young people.

Human nature is evil, and goodness is caused by intentional activity.

When a man sees something desirable, he must reflect on the fact that with time it could come to involve what is detestable. When he sees something that is beneficial, he should reflect that sooner or later it, too, could come to involve harm.