Hawzah News Agency – The commander of the faithful, Imam Ali peace be upon him says:

افْعَلوا الخَيرَ ولا تَحْقِرُوا مِنهُ شيئاً؛ فإنَّ صَغيرَهُ كَبيرٌ، وقَليلَهُ كَثيرٌ.

'Do good and do not underestimate it at all, for verily a little good is actually a lot and a small amount of it is much.'

Source: Nahj al-Balagha, Saying 422