![](http://www.alamy.com/thumbs/6/208902CD-F30E-46FF-8D60-77C3F24C2D7F/HPYE1M.jpg)
The only thing constant in life is change - Heraclitus quote on a slate blackboard against red barn wood
Size: 5400px × 3600px
Photo credit: © Marek Uliasz / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: apple, barn, blackboard, chalk, change, constant, contemplation, green, heraclitus, life, mind, perception, philosophy, quote, red, slate, spiritual, thought, weathered, wisdom, wood