It is reported that Al-Hasan Al-Basrî – Allâh have mercy on him – said:

Four signs of wretchedness are: [having] a hard heart, dry eyes [that never cry], extended hopes [about this life], and greed and keenness to amass worldly things (the dunyâ).

Ibn Abî Al-Dunyâ, Kitâb Al-Zuhd article 36.