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The worse a situation becomes, the less it takes to turn it around, the bigger the upside.
You are never too old to set another goal or to dream a new dream.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'
"The best way to predict the future is to create it."
"In the end, we only regret the chances we didn't take."