Challenges and difficulties make people stronger and more experienced.
Проблемы и трудности делают людей сильнее и опытнее. (Problemy i trudnosti delayut lyudey sil'nee i opytnyee.)
"Remember, a smooth sea never made a skilled sailor—you’ll learn from tough times."
"Помни, спокойное море никогда не сделает опытного моряка — ты научишься на трудных временах." (Pomni, **spokoynoe more nikogda ne sdelaet opytnogo moryaka** — ty nauchish'sya na trudnykh vremenakh.)
to attribute something to a particular cause
to keep changing your attitude or mood
to use influence or connections to get what you want
to strongly criticize someone for something they did wrong
to prepare for all possible outcomes; to be cautious
a decision has not yet been made