to discuss something without reaching a conclusion
обсуждать что-то без достижения вывода (obsuzhdat' chto-to bez dostizheniya vyvoda)
"We talked in circles for hours but didn’t solve anything."
"Мы говорили кругами несколько часов, но ничего не решили." (my govorili krugami neskol'ko chasov, no nichego ne reshil)
to acknowledge someone’s contribution
to pay for something, especially something expensive
to become happier or more cheerful
to adapt one’s thinking for modern changes or innovation
to make someone understand your emotions clearly
the overall perspective or situation