Purpose: Ethical standards play an essential role in all 
different fields in a way that it seems that it can be effective in 
improving cognitive, behavioral and communication 
performance, so this research aims to determine the 
effectiveness of teaching the components of moral intelligence 
on self-control and scientific optimism in first secondary 
school students.
Materials and Methods: The research method was semiexperimental with a pre-test-post-test design with a control 
group. The statistical population of the research was formed 
by all 441 male students of the first secondary school of the 
ninth grade from 5 public schools in Babol city in December 
of the academic year 2023. A number of 30 people were 
selected by simple random sampling based on the research 
entry criteria and randomly replaced in two groups of 15 
people, experimental and control. Two questionnaires 
including Tangney et al.'s self-control questionnaire (2004) 
and Tschannen‐Moran et al.'s (2013) scientific optimism 
questionnaire and Borba et al.'s (2005) moral intelligence 
component training program were used. The data was 
analyzed using multivariate covariance analysis. 
Findings: From the findings, it can be concluded that teaching 
the components of moral intelligence was effective on selfcontrol (P=0.01 and 69.739) and scientific optimism (P=0.01 
and 104.096) in first high school students at the level of 0.01. 
Conclusion: According to the results of the research, it is 
suggested that school counselors use moral intelligence 
component training to increase self-control and scientific 
optimism.