Heroes to me are guys that sit in libraries. They absorb knowledge and then the risks they take are calculated on the basis of the courage it took to become replete with knowledge.
How incessant and great are the ills with which a prolonged old age is replete.
Technology will definitely solve all our problems but in the process it will create brand new ones. But that's O.K. because the most you can expect from life is to get to solve better and better problems.