[Mathematics] unceasingly calls forth the faculties of observation and comparison; one of its principal weapons is induction: it has frequent recourse to trial and verification; and it affords a boundless scope for the exercise of the highest efforts of imagination… — James Joseph Sylvester Copy Share Image
“in the first part, the master-faculties are Observation and Memory, so in the second, the master-faculty is the Discursive Reason.” — Dorothy L. Sayers Copy Share Image