'It's sweet to think about') is a 1979 Indian Tamil-language film directed by K. Balachander starring Kamal Haasan, Rajinikanth, Jaya Prada and Geetha.

[5] Sona, the daughter of a Singapore business man misses her money and other valuables during her visit to India.

However she hesitates in conveying her love since she knows that her early death due to blood cancer is inevitable.

Due to her circumstances, she is unable to keep her words and Chandru thinks that Sona is a cheat and fraud.

Many of K. Balachander's students like Jayasudha, Sarath Babu, Geetha and Narayana Rao appear in cameo for their mentor.

[10] The scene where Deepak (Rajinikanth) is challenged to flip his cigarette 10 times or lose a finger is based on Roald Dahl's Man from the South.

[14][15] Sudha Ragunathan noted that "Ninaithale Inikkum just rocked the scene with MSV Sir bringing out his innovative streaks.

[21] Piousji of Sunday wrote, "despite heroic efforts by [Kamal Haasan] to save the film, it disintegrates fast.

[28][29] A digitally restored version of the film was released on 4 October 2013,[30] but received a lukewarm response at the box office.