Feynman famously admonished his students to "shut up and calculate" -- a pathetic attitude that's tantamount to surrender. I much prefer Benjamin Disraeli's "A

Feynman famously admonished his students to "shut up and calculate" -- a pathetic attitude that's tantamount to surrender. I much prefer Benjamin Disraeli's "All is mystery; but he is a slave who will not struggle to penetrate the dark veil."