Being merciful requires both elements. In the Scriptures, mercy most often refers to a positive expression of kind consideration toward those in need.
وَفِي ٱلْأَسْفَارِ ٱلْمُقَدَّسَةِ ،‏ غَالِبًا مَا تُشِيرُ ٱلرَّحْمَةُ إِلَى ٱلْقِيَامِ بِعَمَلِ لُطْفٍ نَحْوَ ٱلْمُحْتَاجِينَ .‏