They told me, Heraclitus; they told me you were dead.
They brought me bitter news to hear, and bitter tears to shed.
I wept when I remembered how often you and I
Had tired the sun with talking, and sent him down the sky.
“For me,” he (Hitchens) writes in “Mortality,” “to remember friendship is to recall those conversations that it seemed a sin to break off: the ones that made the sacrifice of the following day a trivial one.” In support of this, he adduces several staves of William Cory’s translation of the poem by Callimachus about his beloved friend Heraclitus:
"Our lives begin to end the day we are silent about things that matter"