For Eternal Beginners
अनुद्वेगकरम् वाक्यम् सत्यम् प्रिय हितम् च यत् ।
स्वाध्यायाभ्यसनम् चैव वाक् मयम् तप उच्यते ॥ १५ ॥
anudvegakaram vAkyam satyam priya hitam ca yat |
svAdhyAyAbhyasanam caiva vAk mayam tapa ucyate || 15 ||
यत् वाक्यम् [yat vAkyam] A sentence that अनुद्वेगकरम् [anudvegakaram] doesn’t cause agitation, सत्यम् [satyam] is authentic, प्रिय [priya] liked च [ca] and हितम् [hitam] comforting, स्वाध्यायाभ्यसनम् चैव [svAdhyAyAbhyasanam caiva] with a study of the Self built into it उच्यते [ucyate] - this is known as तप [tapa] discipline वाक् मयम् [vAk mayam] of speech.
A sentence that doesn’t cause agitation to another, which is authentic, liked and comforting, constructed in pursuit of the Self - this is the discipline of speech.