Shaming an individual by making unfair comparisons with others, criticizing him by setting up rigid standards, or making him feel guilty about not doing more may motivate him to a spurt of activity, but the results are only temporary.
لَاحِظْ كَيْفَ تَمَكَّنَ شَيْخٌ مُتَعَاطِفٌ أَنْ يُسَاعِدَ أَخًا كَانَ خَامِلًا لِبِضْعِ سَنَوَاتٍ .‏