self-deceit       
noun [ U ] uk/ˌself.dɪˈsiːt/ us/ˌself.dɪˈsiːt/
 自我欺骗
the act of hiding the truth from yourself
  He is unusual in that he is not really susceptible to self-deceit.
 A true friend can help us break through the barriers of self-deceit.  真正的朋友可以帮助我们冲破自我欺骗的障碍。 
 Synonym: self-deception
 - More examples
- Self-flattery is the very next step to self-deceit.
- The issue at the heart of the play is self-betrayal, self-deceit, and the ongoing effects of these.
- Their relationships with one another are full of misinterpretations and self-deceit.
- This self-deceit needs to be brought to a halt with some real thoughtfulness and reflection.