But as the arms-control scholar Thomas Schelling once noted, two things are very expensive in international life: promises when they succeed and threats when they fail. – Fareed Zakaria
A vow is fixed and unalterable determination to do a thing, when such a determination is related to something noble which can only uplift the man who makes the resolve. – Mahatma Gandhi
Truly, that reason upon which we plume ourselves, though it may answer for little things, yet for great decisions is hardly surer than a toss-up. – Charles Sanders Peirce