Opportunity

If a door of benevolence is open for someone, they should utilize it, for they do not know when it will close.

رسولُ اللَّهِ صلى اللَّه عليه وآله :  تَركُ الفُرَصِ غُصَصٌ . بحار الأنوار : 77 / 165 / 2 .

 The Prophet (SAWA) said, 'Leaving opportunities brings regret.' Bihar al-Anwar, v. 77, p. 165, no. 2

رسولُ اللَّهِ صلى اللَّه عليه وآله :  مَن فُتِحَ لَهُ بابٌ مِن الخَيرِ فَلْيَنتَهِزْهُ ؛ فإنّهُ لايَدرِي مَتى‏ يُغلَقُ عَنهُ . كنز العمّال : 43134 .

 The Prophet (SAWA) said, 'If a door of benevolence is open for someone, they should utilize it, for they do not know when it will close.' Kanz al-Ummal, no. 43134