The regret was immediate

From 5 Myths About Suicide, Debunked:

That's why mental health experts advise removing opportunity and means from suicidal people — once the crisis is past, the person can be successfully treated for the underlying mental disorder. As survivor Ken Baldwin told The New Yorker magazine in 2003 of his attempt to kill himself by jumping off the Golden Gate Bridge, the regret was immediate: "I instantly realized that everything in my life that I’d thought was unfixable was totally fixable — except for having just jumped."