In this quote from Shakespeare's "Othello," the speaker reflects on the profound pain of existence, suggesting that life can often be a source of torment. It highlights the struggle between the desire to live and the suffering that sometimes accompanies it, indicating that life can become unbearable for some individuals.

Additionally, the mention of death as a "physician" implies that in extreme despair, death can provide a solution or relief from pain. This powerful imagery conveys the complexities of life and death, drawing attention to the difficult choices people face when confronted with overwhelming emotional turmoil.