“I don’t care” is an attitude. “I don’t mind” is a knowing.
“I don’t care” is lack of understanding. “I don’t mind” is clarity.
“I don’t care” is strengthening. “I don’t mind” is softening.
“I don’t care” is resistance. “I don’t mind” is acceptance.
“I don’t care” is avoidance due to the inability to change the reality. “I don’t mind” is complete alignment with what is.
“I don’t care” is self serving. “I don’t mind” is losing the “I”.