There is no theorem which proves a rationalist must be honest—must speak aloud their probability estimates.
Speaking what you believe may be frankness, candour or tactlessness, but it isn’t honesty. Honesty is not lying. It involves no requirement to call people Fatty or Shorty.
Speaking what you believe may be frankness, candour or tactlessness, but it isn’t honesty. Honesty is not lying. It involves no requirement to call people Fatty or Shorty.