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They whose minds have cultivated to perfection the Factors of Enlightenment7 and who, free from clinging, delight in the giving up of attachment, those bias-free radiant ones become Cool (nibbutā) even in this world (i.e., in this life).

Footnotes

7. The Factors of Enlightenment (bodhi-aṅga-s or bojjhaṅga-s) are mindfulness (sati), investigation of mental states (dhamma-vicaya), energy (viriya), rapture (pῑti), tranquillity (passadhi), concentration (samādhi), and equanimity (upekkhā).