to try to teach someone something they are set in their ways about
пытаться научить кого-то чему-то, в чем они уже привыкли (pytat'sya nauchit' kogo-to chemu-to, v chem oni uzhe privykli)
"It’s hard to teach an old dog new tricks when it comes to new technology."
"Трудно научить старую собаку новым трюкам, когда речь идет о новых технологиях." (Trudno **nauchit' staruyu sobaku novym tryukam**, kogda rech' idyot o novykh tekhnologiyakh.)
someone who takes time to understand or learn things
to pause and reassess a situation
an expression used to admit one's own fault
to choose a longer or more beautiful way to travel
to start over again because the previous plan failed
to work extremely fast and efficiently on programming