All of civility depends on being able to contain the rage of individuals.
If you wanted to dissect the structure of living cells, genetic analysis was an extremely powerful method, so my interest turned to that.
Everybody has to learn for the first time.
My ambitions were already very clearly fixed by the time I was 6 or 7.
If lifespan jumps by 30 or 40 years, that has enormous implications.
The single biggest threat to man's continued dominance on the planet is the virus.