Actor Johnny Depp wasted no time after taking the stand in courtroom on Tuesday

saying that "never did I myself reach the point of striking Ms

Depp was in a Virginia courtroom Tuesday afternoon to testify in his defamation case towards ex-wife Amber Heard

Depp instructed the courtroom. "I felt a responsibility of clearing the record

Depp shares details about his early relationship with Heard

They did have arguments, he admitted, but overall, he described the relationship as "superb.

But Depp said he came home one day and when realizing Heard was busy,

I assumed that was unusual," he said, adding that from that moment on, he began noticing other changes

On Tuesday, he recounted how it began as a child, when he'd sneak his mother's "nerve drugs" at age 11

Since then he has remained off of all opiates, Depp testified