Opportunities fly by while we sit regretting the chances we have lost, and the happiness that comes to us we heed not, because of the happiness that is gone. Jerome K. Jerome

The real problem is not whether machines think but whether men do. B.F. Skinner

Whenever two people meet, there are really six people present. There is each man as he sees himself, each man as the other person sees him, and each man as he really is. William James