"Who would set a limit to the mind of man? Who would dare assert that we know all there is to be known?" -- Galileo Galilei Drawings of the Moon by Galileo Galilei from Sidereus Nuncius (Starry Messenger) 1610
There is so so much to experience and learn. Even what we were led to believe were promoted as facts, are now being dissassembled by the relevation of new findings. So, we can only be at best to say or follow something with tentative assuredness. Enjoyed your quote today.