Rooms

To the optimist, the glass is half full. To the pessimist, the glass is half empty. To the engineer, the glass is twice as big as it needs to be. http://engineering.stackexchange.com

Imported from a comment discussion on https://engineering.stackexchange.com/questions/63079/axial-load-profile-for-a-submerged-pipe-how-can-this-textbook-be-correct