to speak harshly but without any bad intent

To lose interest in eating or drinking due to being overwhelmed by worry, grief, or emotional distress.

To talk without any intention of acting on it; empty prattle.

unintentional actions or casual efforts that result in unexpected success or positive outcomes

achieving an unexpectedly good outcome without deliberate intent

things do not always turn out as expected; well-laid plans may fail while success may occur where least expected