to behave in a confident and graceful way
вести себя уверенно и грациозно (vesti sebya uverenno i gratsiozno)
"He knows how to carry himself with confidence in any situation."
"Он знает, как вести себя с уверенностью в любой ситуации." (On znaet, kak vesti sebya s uverennost'yu v lyuboy situatsii)
to continue talking for a long time, often unnecessarily
to achieve a higher position or level of success
to relax your body or mind; to become less tense
to introduce or prepare the way for something
to express your honest emotions to someone
to resign or give up a position of authority