to do something very important that will be remembered
сделать что-то очень важное, что запомнится (sdelat' chto-to ochen' vazhnoe, chto zapomnitsya)
"The young scientist made history by discovering a new planet."
"Молодой ученый вошел в историю, открыв новую планету." (molodoy uchenyy voshel v istoriu, otkryv novuyu planetu)
to hear something but quickly forget it
at the forefront of innovation or technology
to offer assistance or support
to hide or suppress your emotions
to stop working for the day
to continue hoping even when it seems impossible