If there is no element of ...

If there is no element of asceticism in our lives, if we give free rein to the desires of the flesh (taking care of course to keep within the limits of what seems permissible to the world), we shall find it hard to train for the service of Christ. When the flesh is satisfied it is hard to pray with cheerfulness or to devote oneself to a life of service which calls for much self-renunciation.
If there is no element of asceticism in our lives, if we give free rein to the desires of the flesh (taking care of course to keep within the limits of what seems permissible to the world), we shall find it hard to train for the service of Christ. When the flesh is satisfied it is hard to pray with cheerfulness or to devote oneself to a life of service which calls for much self-renunciation.

Quotes from the same author

The first call which every Christian experiences is the call to abandon the attachments of this world.
Nothing can be more cruel than the leniency which abandons others to their sin. Nothing can be more compassionate than the severe reprimand which calls another Christian in one’s community back from the path of sin.
The essence of optimism is that it takes no account of the present, but it is a source of inspiration, of vitality and hope where others have resigned; it enables a man to hold his head high, to claim the future for himself and not to abandon it to his enemy.
Destruction of the embryo in the mother's womb is a violation of the right to live which God has bestowed upon this nascent life.
Whenever the Psalter is abandoned, an incomparable treasure is lost to the Christian church. With its recovery will come unexpected power.