Deeds in these 10 days of Dhul Hijjah are valuable to Allah than anything else.
We should not lose hope because Allah is our Lord Who promised, "...as for the land, my righteous servants shall inherit it."
How I came to Islam / The five pillars of Islam
The life of this world is a prison for a believer and paradise for a non-believer. The character of the Prophet. Events of 9/11