The best Quotations

One of the oldest human needs is having someone wonder where you are when you don't come home at night.
- Margaret Mead

Do you know the writers of the following quotations?

Quotation I asked [my doctors] if I'd be able to play singles tennis and they said I could. That made me very happy since I haven't played in five years. - writer
Quotation A memorandum is not written to inform the reader, but to protect the writer. - writer
Quotation There is a great deal of human nature in people. - writer
Quotation These words dropped into my childish mind as if you should accidentally drop a ring into a deep well. I did not think of them much at the time, but there came a day in my life when the ring was fished up out of the well, good as new. - writer
Quotation The disgrace of others often keeps tender minds from vice. - writer
Quotation Plunge boldly into the thick of life! - writer