![Figure][1] Those who cannot remember the past are condemned to repeat it.—George Santayana [(1)][2] In this issue of iJACC , Otake et al. [(2)][3] present an imaging substudy from the larger OPINION (OPtical frequency domain imaging versus INtravascular ultrasound in percutaneous

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！[图] [1]那些不记得过去的人被谴责重蹈覆辙。——乔治·桑塔亚娜[（1）] [2]在iJACC的这一期中，Otake等人。[（2）] [3]提出了来自较大OPINION的成像子研究（光频域成像与经皮血管内超声对比