30 Day Baltimore Concise Catechism Sin
| 57. What do we inherit from Adam’s original sin? | Lack of sanctifying grace at birth and death, ignorance, inclination to sin and suffering |
| 61. Is God unjust in punishing us on account of the sin of Adam? | No, because sanctifying grace was a special gift, not a right. |
| 64. What is actual sin? | Any thought, word, deed or omission forbidden by the God's law. |
| 65. What are the two kinds of actual sin? | Mortal sin and Venial sin |
| 68. What does mortal sin do to the soul? | Loss of sanctifying grace, Loss of the merits of good works, Loss of heaven. |
| 69. What three things are necessary to make a sin mortal? | Full consent to a serious sin after sufficient reflection. |
| 72. How does venial sin harm us? | Less desire to serve God, Less resistance to mortal sin, More just punishments in this life or purgatory |
| 73. How can we keep from committing sin | Sacraments (frequently), Prayer, Avoid near occasions of sin, Immediately resist temptations , Remember God is always with us. |