Mother: David, come here.
David: Yes, mum.
Mother: You really disappoint me. Your results are getting worse.
David: But I will only get my report book tomorrow.
Mother: I know that, but I''m going Hong Kong tomorrow so I''m scolding you now.
Engineer: a person who knows a great deal about very little and who goes along knowing more and more about less and less, until finally he knows practically everything about nothing.... ;->
