to stop yourself from crying
удержать себя от слез (uderzhat' sebya ot slez)
"He tried to hold back tears during the speech."
"Он пытался удержать себя от слез во время речи." (On pytalsya uderzhat' sebya ot slez vo vremya rechi.)
to update decision makers after changes are made
to react very excitedly and happily
to stay confident and not let fear or doubt take over
to react in a very angry way without thinking
to stop holding onto negative emotions or memories
to advance in position or status through hard work