Quote of the Day by John J Sullivan (602) 989-0099

Quote of the Day from John J. Sullivan, who was an Arizona Tile Contractor in Scottsdale Arizona until he retired.

John Sullivan - Quote of the Day

602-989-0099


My Favorite Quote of the Day - Daily Quotes


Wednesday, March 07, 2018

Leonardo da Vinci

No human investigation can be called real science if it cannot be demonstrated mathematically.
- Leonardo da Vinci




Quotes of the Day






Famous Quotes Mailing List - and More Daily Quotes