Experienced please come in! Because of the pressure of study, how to send text messages to encourage her, comfort her and say something?

Tell her that although I'm not around, I can't understand the pressure and pain you are suffering now, but as long as you need me, I will give you comfort and support. I have been waiting for you silently. Senior three students are often irritable, easily angry and insecure, so give her the most tolerance and understanding, but don't contact her too often, and give her enough space and energy to study.