I'll add that I had about 40 students and post-docs during my career as a professor. Taking care of the precarious nature of the graduate students' life is definitely very important for the stability and the well-being of those individuals if they are going to fully realize their potential in research. It's absolutely important, not only for mental health, but for their well-being as human beings.
On May 12th, 2022. See this statement in context.