Other people's views and troubles can be contagious. Don't sabotage yourself by unwittingly adopting negative, unproductive attitudes through your associations with others.

It is the nature of the wise to resist pleasures, but the foolish to be a slave to them.

We tell lies, yet it is easy to show that lying is immoral.

Events do not just happen, but arrive by appointment.

The pleasure which we most rarely experience gives us greatest delight.

It doesn't take much to lose everything, just a little departure from reason

In life our first job is this, to divide and distinguish things into two categories: externals I cannot control, but the choices I make with regard to them I do control. Where will I find good and bad? In me, in my choices.