to have an important effect on sb/sth; to make sb feel better :
A few kind words at the right time make all the difference.
to have an important effect on sb/sth; to make sb feel better :
A few kind words at the right time make all the difference.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005