What we know for sure from our work and from others' is that mice have a life span of 1,000 days, dogs have 5,000 days, and we humans have 29,000 days. Recognizing that the duration is limited, and aging is… — S. Jay Olshansky Copy Share Image
It was a day as different from other days as dogs are from cats and both of them from chrysanthemums or tidal waves or scarlet fever. — John Steinbeck Copy Share Image
