Determine the theme of this excerpt.
John had done many wrong things in his life, however, he was determined to make things right.
The theme of this excerpt is redemption.
Complete the following task based on the instruction and optional input provided.### Instruction:
Determine the theme of this excerpt.

### Input:
John had done many wrong things in his life, however, he was determined to make things right.

### Output:
The theme of this excerpt is redemption.