Can we fall short of God's grace?

The question should be, have you...
Hebrews 12:15 ...fallen short of the grace of God...

Have you...
Jude 1:4 ...turned the grace of our God into lewdness...

2 Corinthians 6:1 We...plead with you not to receive the grace of God in vain.

Romans 6:15 Shall we sin because we are not under law but under grace? Certainly not!

1John 1:6 If we say that we have fellowship with Him, and walk in darkness, we lie and do not practice the truth.

1John 2:4 He who says, “I know Him,” and does not keep His commandments, is a liar, and the truth is not in him.

Hebrews 12:28 ...let us have grace, by which we may serve God acceptably with reverence and godly fear.

1Peter 1:15-16 ...He who called you is holy, you also be holy in all your conduct, because it is written, “Be holy, for I am holy.”

3 John 1:11 Beloved, do not imitate what is evil, but what is good. He who does good is of God, but he who does evil has not seen God.

Hebrews 10:26-27 ...if we sin willfully after we have received the knowledge of the truth, there no longer remains a sacrifice for sins, but a certain fearful expectation of judgment...

James 1:21 Therefore lay aside all filthiness and overflow of wickedness, and receive with meekness the implanted word, which is able to save your souls.

Romans 8:1 There is...no condemnation to those who are in The Anointed One Savior/Jesus, WHO DO NOT WALK ACCORDING TO THE FLESH, but according to the Spirit.

Hence, why you should...
Romans 13:14 ... make no provision for the flesh in regard to its lusts.

Titus 2:11-12 For the grace of God has appeared that offers salvation to all people. It teaches us to say “No” to ungodliness and worldly passions, and to live self-controlled, upright and godly lives in this present age...

Hebrews 10:29 Of how much worse punishment, do you suppose, will he be thought worthy who has trampled the Son of God underfoot, counted the blood of the covenant by which he was sanctified a common thing, and insulted the Spirit of grace?

2 Peter 1:10 Therefore, brethren, be even more diligent to make your call and election sure...