Why is trusting in Christ alone vital for Christians?

Trusting in Christ alone is essential for Christians, as it acknowledges that no other source can provide the righteousness and salvation we need for eternity. This trust strips away any reliance on personal merit or external factors, leading to the realization that only through Christ's shed blood can we be reconciled to God. Believers are encouraged to recognize that any attempt to add to Christ undermines the sufficiency of His work. This is reflected in Romans 10:9-10, which speaks to the necessity of confessing Jesus as Lord with wholehearted trust in Him for salvation.