What's the meaning of "we grieve the way we are"?

"We grieve the way we are" refers to how humans naturally shed tears and want comfort when tragedies happen. It is a part of human nature in order to overcome the challenges that they face in this world.

Explanation:

The question above is related to a letter written by Hugo Mendoza's mother on his passing. For the mother, grieving over Hugo is normal since that time shall also pass. According to her, the Lord gives everyone the chance to cry and the time to heal. Her letter shows how much love he had for Hugo and how his passing brought her back to the Lord. It is also evident on how proud she was on him as a hero of America.

So, this explains the answer.