2- The Prophet (SAWA) said, ‘Meet your brother with a cheerful face.’
[Ibid. no. 3]

3- The Prophet (SAWA) said, ‘You will not be able to encompass all people with your money, so meet them with cheerful faces and joy.’
[Ibid. no. 1]

4- Imam Ali (AS) said, ‘The smile is the trap of amity.’
[Bihar al-Anwar, v. 69, p. 409, no. 120]

5- Imam Ali (AS) said, ‘Cheerfulness is the trait of the free.’
[Ghurar al-Hikam, no. 656]

6- Imam Ali (AS) said, ‘The cause of love is cheerfulness.’
[Ibid. no. 5546]

7- Imam Ali (AS) said, ‘The cheerfulness of the believer is on his face, his strength is in his religion, and his sorrow lies in his heart.’
[Ibid. no. 3454]

8- Imam Ali (AS) said, ‘Your cheerfulness shows the generosity of your soul.’
[Ibid. no. 4453]

9- Imam Ali (AS) said, ‘When you meet your brothers, shake hands with them and show them cheerfulness and joy; thus when you part company all your sins will have gone.’
[Bihar al-Anwar, v. 76, p. 20, no. 3]

10- Imam Ali (AS) said, ‘The best thing with which people can win the hearts of their loved ones and remove the animosity from the hearts of their enemies is cheerfulness upon meeting, asking about them in their absence, and smiling at them in their presence.’
[Ibid. v. 78, p. 57, no. 124]