Combining Texts

All the ideas for 'Rules for the Direction of the Mind', 'De formis' and 'Presentism and Properties'

expand these ideas     |    start again     |     specify just one area for these texts

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3 ideas

11. Knowledge Aims / B. Certain Knowledge / 1. Certainty

9807	In pursuing truth, anything less certain than mathematics is a waste of time [Descartes]

12. Knowledge Sources / B. Perception / 2. Qualities in Perception / c. Primary qualities

16719

The primary qualities are mixed to cause secondary qualities [Burley]

27. Natural Reality / D. Time / 1. Nature of Time / h. Presentism

14409

I am a presentist, and all language and common sense supports my view [Bigelow]