For I am full of matter, the spirit within me constraineth me. I am full of matter - מלים millim, "I am full of Words," or sayings; i.e., wise sentences, and ancient opinions.
The spirit within me constraineth me - How similar to the words of St. Paul! The love of Christ constraineth us. Elihu considered himself under the influence of that Spirit of God which gives understanding, and felt anxiously concerned for the welfare both of Job and his friends.