Man moves quickly and sometimes unjustly (as in response to slander) to

﴿وَيَدۡعُ ٱلۡإِنسَٰنُ بِٱلشَّرِّ دُعَآءَهُۥ بِٱلۡخَيۡرِۖ وَكَانَ ٱلۡإِنسَٰنُ عَجُولٗا ﴾
[الإسرَاء: 11]

Man moves quickly and sometimes unjustly (as in response to slander) to invoke evil upon people as he moves quickly to invoke a blessing upon them, for man has a natural propensity in him to be unduly hasty of spirit

﴿ويدع الإنسان بالشر دعاءه بالخير وكان الإنسان عجولا﴾ [الإسرَاء: 11]

Dr Kamal Omar
And man invokes (Allah) for evil (in the same manner and style as) his invocation for good. And human being is ever hasty

Dr Laleh Bakhtiar
And the human being calls to worse as much as he supplicates for good. And the human being had been hasty

Dr Munir Munshey
Man covets wickedness as if it were something admirable; man happens to be hasty

Edward Henry Palmer
Man prays for evil as he prays for good; and man was ever hasty

Farook Malik
Yet man prays for evil as fervently as he ought to pray for good, and mankind is ever hasty

George Sale
Man prayeth for evil, as he prayeth for good; for man is hasty

Maududi
Man prays for evil in the manner he ought to pray for good. Man is ever hasty