If you ever find yourself drifting over the edge of confidence to cascade down to arrogance remember:

The amount of time between dawn and dusk is a signal to start certain biological changes in plants. Because of that fact, spinach can’t be bred near the equator because the days are never long enough to initiate the internal sequence that leads for flowering.

The U.S., Canada, and Europe are launching a giant telescope with 18 hexagonal mirror segments made of gold-plated beryllium into space on Friday.

Photo by Jakub Brabec on Unsplash.