It is difficulties that show what men are.

Our duties naturally emerge form such fundamental relations as our families, neighborhoods, workplaces, our state or nation. Make it your regular habit to consider your roles-parent, child, neighbor, citizen, leader-and the natural duties that arise from them. Once you know who you are and to whom you are linked, you will know what to do.

If someone speaks badly of you, do not defend yourself against the accusations, but reply; "you obviously don't know about my other vices, otherwise you would have mentioned these as well

It is not the events but our viewpoint toward events that is the determining factor. We ought to be more concerned about removing wrong thoughts from the mind than removing tumors and abscesses from the body.

Progress is not achieved by luck or accident, but by working on yourself daily.

Ask yourself: Does this appearance (of events) concern the things that are within my own control or those that are not? If it concerns anything outside your control, train yourself not to worry about it.

He is a wise man who does not grieve for the things which he has not, but rejoices for those which he has.