Nahj al-Balāgha

Hadith 2226
contentment
۴۰۳. وَقَالَ (عليه ‏السلام): مَنْ أَوْمَأَ إِلَى مُتَفَاوِتٍ خَذَلَتْهُ الْحِيَلُ.
403. Amīr al-mu’minīn, peace be upon him, said: Whoever hankers after contraries gets no means of success.
Source: al-Sharīf al-Raḍī