# Mental speculation [[cc/adi/2/25#purport|Ādi 2.25]], **[[cc/adi/2/60–62#translation|Ādi 2.60–62]]**, [[cc/adi/2/96#purport|Ādi 2.96]], [[sb/4/26/8#purport|SB 4.26.8]], [[sb/4/26/20#purport|SB 4.26.20]], [[sb/4/27/9#purport|SB 4.27.9]], [[sb/4/29/55#purport|SB 4.29.55]], [[sb/5/18/21#purport|SB 5.18.21]], [[sb/10/2/35#purport|SB 10.2.35]], [[sb/10/2/36#purport|SB 10.2.36]] *See:* [Knowledge](entries/knowledge.md); speculative; Philosophers; [Philosophy](entries/philosophies.md); [Speculation](entries/speculation.md); mental; Speculative knowledge