Add detail to the following sentence using five adjectives.
He was the best at what he did.
He was exceptionally skilled, determined, meticulous, proficient, and undoubtedly the best at what he did.
Complete the following task based on the instruction and optional input provided.### Instruction:
Add detail to the following sentence using five adjectives.

### Input:
He was the best at what he did.

### Output:
He was exceptionally skilled, determined, meticulous, proficient, and undoubtedly the best at what he did.