Natyashastra
अथवान्यादृशं प्राप्य प्रयोगं कालमेव च । विपरीताश्रया हस्ताः प्रयोक्तव्या बुधैर्न वा ॥ १७६॥
When a different situation or time arises, hand gestures should be used in an opposite manner by wise persons, or not at all.
english translation
athavAnyAdRzaM prApya prayogaM kAlameva ca । viparItAzrayA hastAH prayoktavyA budhairna vA ॥ 176॥
hk transliteration by Sanscript