Guarente doesn't believe that science could stop aging altogether.
Guarente不相信科学可以解决衰老问题。
2
Lenny Guarente: There're just too many things that go wrong in aging, that it would be almost impossible to fix them all at the same time so that you achieve immortality.
在衰老过程中有太多的东西出现问题，几乎没有可能同时再将其修复过来，也就不可能长生不老。
3
Lenny Guarente: In mammals, which includes us, what we think is the case, is that calorie restriction - a low calorie diet - triggers anti-aging genes better called sirtuins.