By a puzzled man who questioned
What we were here for"
David Bowie (Oh You Pretty Things)
"There Are None So Blind As Those Who Will Not See":
• According to the ‘Random House Dictionary of Popular Proverbs and Sayings’ this proverb has been traced back to 1546 (John Heywood),
jealousy is the mother of invention
"We do not own the world, and its riches are not ours to dispose of at will. Show a loving consideration for all creatures, and seek to maintain the beauty and variety of the world. Work to ensure that our increasing power over nature is used responsibly, with reverence for life. Rejoice in the splendour of God's continuing creation." Advices and Queries - 42 (Quakers in Britain)