Christians rejoice even while they truly sorrow - because their rejoicing is in the hope of heaven... While joy overcomes sorrow, it does not put an end to it.
We are nowhere forbidden to laugh.
Doubtful prayer is no prayer at all.
Men are idol factories.
Faith does not proceed from ourselves, but is the fruit of spiritual regeneration.
The grace of God has no charms for men till the Holy Spirit gives them a taste for it.