“Advice to young mathematicians”
$\bullet$ Patience.
$\bullet\bullet$ Persistence.
$\bullet\bullet$ Work hard.
$\bullet\bullet\bullet$ Learn one’s field very well.
$\bullet\bullet\bullet\bullet$ Ask yourself lots of questions, even stupid ones! (when does this lemma work? when it doesn't? is there a generalization of it? is there a similar lemma about ...)
$\bullet\bullet\bullet\bullet\bullet$ Don’t base career decisions on glamour or fame.
$\bullet\bullet\bullet\bullet\bullet\bullet$ Think about the “big picture”.
$\bullet\bullet\bullet\bullet\bullet\bullet\bullet$ Professional mathematics is not a sport (in sharp contrast to mathematics competitions).