With an ear open to your musical dialectic, one can be young and become old, can work and rest, be content and sad: in short, one can live.
Men have never been good, they are not good and they never will be good.
The person who knows only his side of the argument knows little of that.
'joy' in Phillippians is a defiant 'Nevertheless!' that Paul sets like a full stop against the Philippians' anxiety.
Man can certainly keep on lying (and does so), but he cannot make truth falsehood.
To be a Christian and to pray are one and the same thing; it is a matter that cannot be left to our caprice. It is a need, a kind of breathing necessary to life.