to stay emotionally stable and present in reality
оставаться эмоционально стабильным и присутствующим в реальности (ostavatsya emotsional'no stabil'nym i prisutstvuyushchim v real'nosti)
"He took a walk outside to ground himself after the bad news."
"Он прогулялся на улице, чтобы ground himself после плохих новостей." (On progulalsya na ulitse, chtoby **ground himself** posle plokhikh novostey.)
to eliminate something from your diet or routine
to write something so it can be used later for a purpose
to use what you have learned in a new situation
to establish a successful position or niche
to move along naturally with emotions or situations instead...
to start feeling comfortable enough to share your emotions