Selections from The Sayings and Preaching of Amir al-Muminin Ali ibn Abi Talib (Peace Be Upon Him) Including His Replies to Questions and Maxims Expressed for Various Purposes.Translated by Sayyid Ali Reza
وَقَالَ (عليه السلام):
Amir al-mu'minin, peace be upon him, said:
مَا قَالَ النَّاسُ لِشَيْءٍ: طُوبَى لَهُ،
For every thing to which people say "how good!"
إِلاَّ وَقَدْ خَبَأَ لَهُ الدَّهْرُ يَوْمَ سَوْءٍ.
there is an evil hidden in this world.