The statesman was speaking at army headquarters after presiding over the opening of a training programme for 241 Muslim youths from five southern border provinces.
In his speech, Gen Prem called for all people to do everything possible to unify the kingdom. The programme for youth from the far South was one step towards achieving this goal.
"One important thing we have to create for our country is love and unity of the people. I think all officials involviedin the programme to send Thai hearts to the South including the armed forces commanders have love for our children who have come here.
"Love can bring about everything ... peace, happiness and success. Please love our children and make them good kids. Also tell the childen to love their parents, communities and occupations.
"Please love the nation. The nation belongs to us, not anybody else. With our love, our nation will prosper and achieve sustainable growth," he said.
After the ceremony, the Privy Council president spoke briefly to reporters: "Everything is fine now. The political and other atmospheres are now fine," he said.
Gen Prem said he wants all people to help create love and unity in the country and to reconcile with one another.
He said people should adhere mainly to the importance of being a nation, regardless of their different political colour.
Als attending the ceremony were privy councillor Gen Surayud Chulanont, army chief Gen Prayuth Chan-ocha, navy chief Adm Surasak Roonroengrom, air force chief ACM Prajin Jantong, police chief Pol Gen Adul Saengsingkaew and Gen Worapong Sanganet, the deputy supreme commander.