You need to try not to come off as critical of others, but more positive.
你不要以批判的方式改变他们，而是要以积极地方式。
2
But we need to take the critical spotlight off our partner and try to improve what isn't perfect in ourselves (which will no doubt be a lifetime's work).
但是，我们需要把批评的聚光灯从伴侣身上移开，努力完善并不完美的自己(这无疑将成为一生的工作)。
3
In any software project, getting off to a good start is critical.