What "parts of me" actually means
You've probably said something like "part of me wants to go, but part of me wants to stay in." That phrase is doing more work than we give it credit for.
Internal Family Systems (IFS) takes that plural language seriously. The idea: you're not one voice, you're a small internal ensemble. There's a part that wants to protect you. A part that carries old hurt. A part that steps in when you feel exposed.
None of them are the "real" you. You're the one listening.
When a hard feeling comes up, try asking, gently: which part of me is speaking right now, and what does it need me to know?