Every right implies a responsibility; Every opportunity, an obligation, Every possession, a duty.

Don't blame the marketing department. The buck stops with the chief executive.

Good leadership consists of showing average people how to do the work of superior people.

Don't be afraid to give up the good to go for the great.

Property has its duties as well as its rights.

To do what ought to be done but what would not have been done unless I did it, I thought to be my duty.

'Los que dejan al rey errar a sabiendas, merecen pena como traidores.'