For further reading, I highly recommend 2 Peter, especially chapter 3.

References:

"The very thing Jesus said we cannot do..." (Ecclesiastes 6:12, Ecclesiastes 4:16)

"Apart from God's merciful intervention..." (John 3:16-21)

"The Lord will come and will not tarry... " (Hebrews 10:37)

"Like Gandalf..." (Lord of the Rings: The Fellowship of the Ring... I believe this is from the movie)

"Watchmen caught sleeping..." (Mark 13:33-37)

"Girls who didn't make it to the party..." (Matthew 25:1-13)

"The foolish servant who buried his talents..." (Matthew 25:14-30)

"This world is passing away..." (1 John 2:15-17)

"New heavens and a new earth..." (Revelation 21:1-8)

"Building His kingdom..." (Matthew 6:33, 1 Peter 2:5)

"Storing up treasures in heaven..." (Matthew 6:19-21)

"Faith, hope, and love remain..." (1 Corinthians 13:8-13)

"Leveraging our time, our bodies, our minds, our hearts..." (Luke 10:27)

"A kingdom and life that will never pass away..." (2 Peter 3, Hebrews 12:28, John 11:25, John 14:1-3)