"You don't know anything unless you teach it."

-- Peter Drucker

"Thinking is more interesting than knowing, but less interesting than looking."

-- Goethe

"Knowing God is at the heart of endless happiness."

-- Yehuda Berg

"To know rather consists of opening out a way whence the imprisoned splendor may escape than in effecting entry for a light of supposed to be without."

-- Robert Browning

"All ignorance toboggans into know and trudges up to ignorance again."

-- e.e. cummings

"Nothing worth knowing can be taught."

-- Oscar Wilde