No one ever went broke by saying no too often.
Ideas without action are worthless.
If you want to stay youthful, stay useful.
I know that you don't know, but you don't know that you don't know.
You only get one chance to make a good first impression, and yours may be in the hands of the receptionist.
When a person with money meets a person with experience, the person with the experience winds up with the money and the person with the money winds up with the experience.