Ali wasn’t talking about boxing this time. He was talking about something much harder to knock out: the habit of always thinking the same way, of never questioning yourself for decades.
For him, growing old without changing your perspective wasn’t wisdom; it was stagnation disguised as experience.
“The man who sees the world at 50 the same way he did at 20 has wasted 30 years of his life”, Ali said in one of his reflections on life.
The phrase hits hard because it forces you to look in the mirror. Ali, who reinvented himself inside and outside the ring more than once, knew that growing hurts as much as a well-landed punch, but it’s the only way not to become fossilized in your own certainties.