Category: Within oneself
Alacrity
Source
וְיַד חָרוּצִים תַּעֲשִׁיר
Proverbs 10:4Sefaria
Commentary
Proverbs praises diligent hands: Mesillat Yesharim and later Musar treat zerizut as turning good intention into timely deed before hesitation cools it.
The light
Do the good deed you thought of within sixty seconds when it is safe and kind to do so.