Proficiency Has to Be Accompanied By Trustworthiness – [A Short Faa’idah From Shaikh Uthaymeen (rahimahullaah)]
إِنَّ خَيْرَ مَنِ اسْتَأْجَرْتَ الْقَوِيُّ الْأَمِينُ
Verily, the best of men for you to hire is the strong, the trustworthy. [Surah Al-Qasas’ Aayah 26]
Sharh Hilyati Taalibil Ilm. page 79. Slightly paraphrased.