"Anything is possible when you are smart about it. Train Smart. Recover Smarter. @smartcups #SmartCups #baddestmanontheplanet #stillthebaddestmanontheplanet @tysonranch @coppergel #tysonranch SmartCups.com," wrote heavyweight legend Mike Tyson, who recently took to social media to post more footage of himself looking explosive on the mitts at the age of 53. Check it out!