On human deep thinking (read an extract) Following the radical renewal brought to modern physics by Albert Einstein's equations, which redefined the fundamental categories of spacetime and gravitation; following the Quantum Revolution of 1927, which embraced indeterminism and confronted human reason with a nature that proved irreducible to the categories of absolute causality and unconditional objectivity, the contemporary scientific age is inexorably steering humanity toward technical frontiers that stand entirely beyond the reach of …